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Technical Data Sheet
PartsTable / COMPONENT / 2678509
2678509 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The TRANSFORMER,POWER is a the manufacturer industrial component. Key specifications include body_width: 3.375 INCHES NOMINAL IN, body_height: 5.250 INCHES NOMINAL IN, body_length: 3.938 INCHES NOMINAL IN, inclosure_type: HERMETICALLY SEALED, mounting_method: THREADED STUD(S) SINGLE GROUP, frequency_rating: 60.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM SINGLE COMPONENT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-147-9662, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
2678509
NSN: 5950-00-147-9662
FSC: 5950
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
body_width3.375 INCHES NOMINAL IN
body_height5.250 INCHES NOMINAL IN
body_length3.938 INCHES NOMINAL IN
inclosure_typeHERMETICALLY SEALED
mounting_methodTHREADED STUD(S) SINGLE GROUP
frequency_rating60.0 HERTZ MINIMUM AND 400.0 HERTZ MAXIMUM SINGLE COMPONENT
nominal_thread_size0.190 INCHES SINGLE GROUP IN
reliability_indicatorNOT ESTABLISHED
thread_quantity_per_inch32 SINGLE GROUP
thread_series_designatorUNF SINGLE GROUP
winding_shielding_methodINTERNAL SHIELD GROUNDED TO CORE SINGLE COMPONENT
winding_operating_current5.0 AMPERES DC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
NSN5950-00-147-9662
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TRANSFORMER,POWER TITLE COMPONENT PN 2678509 MFR TRANSFORMER,POWER
KEY FEATURES
•
WINDING SHIELDING METHOD: INTERNAL SHIELD GROUNDED TO CORE SINGLE COMPONENT
•
MOUNTING METHOD: THREADED STUD(S) SINGLE GROUP
•
RELIABILITY INDICATOR: NOT ESTABLISHED
•
INCLOSURE TYPE: HERMETICALLY SEALED
•
NOMINAL THREAD SIZE: 0.190 INCHES SINGLE GROUP IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH: 2.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
•
WINDING FUNCTION AND QUANTITY: 1 PRIMARY AND 4 SECONDARY SINGLE COMPONENT
•
WINDING OPERATING CURRENT: 5.0 AMPERES DC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
TECHNICAL CHARACTERISTICS (FLIS)
WINDING SHIELDING METHODINTERNAL SHIELD GROUNDED TO CORE SINGLE COMPONENT
MOUNTING METHODTHREADED STUD(S) SINGLE GROUP
RELIABILITY INDICATORNOT ESTABLISHED
INCLOSURE TYPEHERMETICALLY SEALED
NOMINAL THREAD SIZE0.190 INCHES SINGLE GROUP IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO WIDTH2.438 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
WINDING FUNCTION AND QUANTITY1 PRIMARY AND 4 SECONDARY SINGLE COMPONENT
WINDING OPERATING CURRENT5.0 AMPERES DC MAXIMUM SINGLE COMPONENT FIRST SECONDARY
WINDING OPERATING CURRENT250.0 MILLIAMPERES DC MAXIMUM SINGLE COMPONENT FOURTH SECONDARY
WINDING OPERATING CURRENT5.0 AMPERES DC MAXIMUM SINGLE COMPONENT THIRD SECONDARY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
5842Interchangeable
interchangeable cross-reference
interchangeable
MIL-PRF-1/466Interchangeable
interchangeable cross-reference
interchangeable
5842-417BInterchangeable
interchangeable cross-reference
interchangeable
ARC5842Interchangeable
interchangeable cross-reference
interchangeable
005-842Interchangeable
interchangeable cross-reference
interchangeable
5842-5Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2678509?
2678509 is a TRANSFORMER,POWER.
What parts can replace 2678509?
There are 16 known substitutes for 2678509: 5842, MIL-PRF-1/466, 5842-417B and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2678509?
2678509 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5950-00-147-9662. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026